1. Preface

   EditorialNotes Pages: 175 - 175

2. Reflections on the contributions of Arthur W. Galston

   Legacy Pages: 177 - 178

3. Tracheary element differentiation in Zinnia mesophyll cell cultures

   • Diane L. Church

   OriginalPaper Pages: 179 - 188

4. Casein kinase-2-type protein kinases in plants: possible targets of polyamine action during growth regulation?

   • S. J. Roux

   OriginalPaper Pages: 189 - 193

5. Phytochrome dependent decrease of gibberellin-sensitivity

   • P. Nick
   • M. Furuya

   OriginalPaper Pages: 195 - 206

6. The role of phytochelates in plant growth and productivity

   • A. M. Kinnersley

   OriginalPaper Pages: 207 - 218

7. Stimulation of ethylene production by catecholamines and phenylethylamine in potato cell suspension cultures

   • Yao-Ren Dai
   • Paula J. Michaels
   • Hector E. Flores

   OriginalPaper Pages: 219 - 222

8. Endogenous protein-bound polyamines: correlation with regions of cell division in tobacco leaves, internodes and ovaries

   • R. K-Sawhney
   • P. B. Applewhite

   OriginalPaper Pages: 223 - 227

9. Applications of DNA genetic markers to the study of plant growth and development

   • Nevin Dale Young

   OriginalPaper Pages: 229 - 236

10. Putrescine carbamoyltransferase activity in pea is associated with the ornithine carbamoyltransferase polypeptide and is not involved in putrescine synthesis under physiological conditions

    • H. F. Nichols
    • R. D. Slocum

    OriginalPaper Pages: 237 - 244

11. Polyamines and cytokinins in celery embryogenic cell cultures

    • M. Danin
    • S. J. Upfold
    • J. van Staden

    OriginalPaper Pages: 245 - 254

12. Responses of intact and excised young bean plants to fusicoccin

    • S. Lavee
    • R. E. Cleland

    OriginalPaper Pages: 255 - 262

13. Biophysical parameters of linoleic acid hydroperoxides as assessed by surface behavior and Fourier Transform Infra-Red spectrometry: possible pertinence to senescence

    • Y. Y. Leshem
    • S. Margel
    • Y. Sofer

    OriginalPaper Pages: 263 - 272

14. Factors affecting in vitro clonal propagation of Prosopis cineraria

    • N. S. Shekhawat
    • T. S. Rathore
    • S. R. Rao

    OriginalPaper Pages: 273 - 280

15. Absence of red-light enhancement of phototropism in pea seedlings at limiting irradiances of blue light

    • S. J. Britz
    • L. J. Carroll II

    OriginalPaper Pages: 281 - 286

16. The effect of difluoromethylornithine on polyamine levels in pollinated and napthaleneacetic acid-induced young tomato fruits

    • M. Egea-Cortines
    • Y. Mizrahi

    OriginalPaper Pages: 287 - 292

17. Phytochrome modulation of calcium fluxes in wheat (Triticum aestivum L.) protoplasts

    • M. Mehta
    • M. K. Malik
    • S. C. Maheshwari

    OriginalPaper Pages: 293 - 302

18. Plant peroxidases—an organismic perspective

    • B. Z. Siegel

    OriginalPaper Pages: 303 - 312

19. Thigmomorphogenesis: the effect of mechanical perturbation on plants

    • M. J. Jaffe
    • S. Forbes

    OriginalPaper Pages: 313 - 324

20. Probing the role of endogenous ethylene in the degreening of citrus fruit with ethylene antagonists

    • E. E. Goldschmidt
    • M. Huberman
    • R. Goren

    OriginalPaper Pages: 325 - 329

21. Recent advances in the understanding of polyamine functions during plant development

    • A. F. Tiburcio
    • J. L. Campos
    • R. T. Besford

    OriginalPaper Pages: 331 - 340

22. The early time course of the inhibition of stem growth of etiolated pea seedlings by fluorescent light

    • F. J. Behringer
    • P. J. Davies

    OriginalPaper Pages: 341 - 345